CN218612598U

CN218612598U - Air pressure fixing clamp for welding box body

Info

Publication number: CN218612598U
Application number: CN202223205875.4U
Authority: CN
Inventors: 赵如意; 刘鸣飞; 胡云林
Original assignee: Ningde Tianming New Energy Auto Parts Co ltd
Current assignee: Ningde Tianming New Energy Auto Parts Co ltd
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-03-14
Anticipated expiration: 2032-12-01

Abstract

The utility model discloses a pressure fixing clamp for box welding, which comprises a base plate, wherein a left-handed rotation pressing mechanism is arranged on the left side of the base plate, a first positioning block is arranged on the front side of the left-handed rotation pressing mechanism, the first positioning block is rotatably connected on the base plate and is convenient to adapt to box workpieces with different inclination angles, a plurality of second positioning blocks are arranged on the rear side of the base plate, a right-handed rotation pressing mechanism is slidably connected on the right side of the base plate, and the left-handed rotation pressing mechanism and the right-handed rotation pressing mechanism are used for clamping the box workpieces to ensure the clamping stability; the bottom plate is provided with a sliding groove, and the right-rotating pressing mechanism is installed on the sliding groove through a sliding block, so that the clamping requirements of box workpieces with different lengths can be met conveniently.

Description

Air pressure fixing clamp for welding box body

Technical Field

The utility model relates to a mounting fixture technical field, concretely relates to box is pressure mounting fixture for welding.

Background

The power battery box of the new energy electric automobile in the market at present is mainly arranged below a chassis, the structure of a battery box body is mostly a rectangular box body structure, and a main body structure of the battery box body generally comprises a box body frame consisting of a rectangular frame and a frame beam and a box body frame and a battery box bottom plate.

In the production process of some cases, due to the process design, part of the frame of a case workpiece, such as the case, needs to be welded and processed separately before being assembled, and a case fixture needs to be used for clamping and fixing in the welding process, for example, a case fixture of patent CN 2021206988485.1 discloses a fixture for conveniently and quickly clamping the case workpiece, the consistency of clamping is ensured by an elastic positioning pin, and the elastic positioning pin is arranged corresponding to the case workpiece to be processed of a specific model, is used for roughly positioning the bottom of the case workpiece to be processed, and is not suitable for cases of other models; if the middle part of the box workpiece is clamped and fixed by the clamp, the required welding processing is difficult to perform; if the clamps are clamped and fixed on two sides of the box body workpiece, the using quantity of the clamps and the cylinders is increased, and the clamping requirements of the box body workpieces with different sizes cannot be met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned defect or problem that exist among the background art, provide a box is pressure fixation clamp for welding.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a left-handed rotation pressing-down mechanism is arranged on the left side of the bottom plate and used for clamping box workpieces, a first positioning block is arranged on the front side of the left-handed rotation pressing-down mechanism, the first positioning block is rotatably connected to the bottom plate and convenient to adapt to the box workpieces with different inclination angles, a plurality of second positioning blocks are arranged on the rear side of the bottom plate, and a right-handed rotation pressing-down mechanism is slidably connected to the right side of the bottom plate; the bottom plate is provided with a sliding groove, and the right-rotating pressing mechanism is installed on the sliding groove through a sliding block.

Furthermore, a plurality of positioning grooves are formed in two sides of the sliding groove, positioning portions are rotatably connected to two sides of the sliding block, and the positioning portions are matched with the corresponding positioning grooves to fix the sliding block.

Further, the sliding groove is a dovetail groove.

Furthermore, the first locating block is provided with a through hole, a rotating column is arranged on the bottom plate, the first locating block is installed on the rotating column through the through hole, and the top of the rotating column is connected with a nut through threads and used for fixing the first locating block.

Furthermore, a plurality of threaded holes are formed in the bottom plate, and the bottom of the rotating column is connected with the corresponding threaded holes in a threaded mode, so that the position of the first positioning block can be adjusted conveniently.

Furthermore, the left-rotation pressing mechanism and the right-rotation pressing mechanism are the same in structure, the left-rotation pressing mechanism comprises a rotation pressing cylinder, the output end of the rotation pressing cylinder is connected with a cross arm, and the other end of the cross arm is detachably connected with a fixing block, so that the left-rotation pressing mechanism and the right-rotation pressing mechanism can adapt to box workpieces with different thicknesses conveniently.

Furthermore, a rubber cushion is arranged on one side, facing the bottom plate, of the fixing block.

As can be seen from the above description of the present invention, compared with the prior art, the present invention has the following advantages:

1. the clamping requirements of box workpieces of various types and sizes can be met, and the box workpieces with different thicknesses can be met through the fixing blocks of different specifications; the slidable right-rotating pressing mechanism is suitable for clamping requirements of box workpieces with different lengths, and the positioning part is matched with the corresponding positioning groove, so that the position of the right-rotating pressing mechanism can be quickly adjusted and fixed;

2. fix a position the box work piece through second locating piece, rotatable first locating piece, fix a position through the both sides adjacent to the box work piece, be applicable to the box work piece of various models for when putting into anchor clamps with the box work piece of model, specification, will be in the same position, ensure clamping stability.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a top view of the present invention;

FIG. 2 is a schematic view of the present invention;

FIG. 3 is a schematic view of the slide block of the present invention;

description of the main reference numerals:

1. the device comprises a bottom plate, 10, a sliding groove, 11, a positioning groove, 12, a sliding block, 13, a positioning part, 14, a rotating column, 15, a nut, 16, a threaded hole, 2, a left-rotation pressing mechanism, 20, a rotation pressing cylinder, 21, a cross arm, 22, a fixing block, 3, a first positioning block, 4, a second positioning block, 5 and a right-rotation pressing mechanism.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are preferred embodiments of the invention and should not be considered as excluding other embodiments. Based on the embodiment of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the claims, the specification and the drawings, unless otherwise expressly limited, the terms "first," "second," or "third," etc. are used for distinguishing between different elements and not for describing a particular sequence.

In the claims, the specification and the drawings, unless otherwise expressly limited, all directional or positional relationships, such as those using the terms "center," "lateral," "longitudinal," "horizontal," "vertical," "top," "bottom," "inner," "outer," "upper," "lower," "front," "rear," "left," "right," "clockwise," "counterclockwise," and the like, are based on the directional or positional relationships illustrated in the drawings and are for the purpose of convenience in describing the invention and simplifying the description, but do not indicate or imply that the device or element so referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore are not to be construed as limiting the scope of the invention.

In the claims, the description and the drawings of the present application, unless otherwise specifically limited, the terms "fixedly connected" or "fixedly connected" should be understood in a broad sense, i.e., any connection mode without a displacement relationship or a relative rotation relationship between the two, i.e., including non-detachable fixed connection, integrated connection and fixed connection through other devices or elements.

In the claims, the specification and the drawings, the terms "including", "comprising" and variations thereof, if used, are intended to be inclusive and not limiting.

Example 1, see fig. 1-3:

a pneumatic fixing clamp for welding a box body comprises a bottom plate 1, wherein a left-turning pressing mechanism 2 is arranged on the left side of the bottom plate 1 and used for clamping a box body workpiece; the right side of the bottom plate 1 is provided with a sliding groove 10, and the right rotating pressing mechanism 5 is installed on the sliding groove 10 through a sliding block 12.

In this embodiment, the left rotating pressing mechanism 2 and the right rotating pressing mechanism 5 are correspondingly arranged on two sides of the bottom plate 1, while in other embodiments, for the clamping requirements of different box workpieces, the left rotating pressing mechanism 2 and the right rotating pressing mechanism 5 are not correspondingly arranged on two sides of the bottom plate 1, that is, the straight line where the chute 10 is located does not pass through the position of the left rotating pressing mechanism 2.

The bottom of the left rotating pressing mechanism 2 is padded with a cushion block to ensure that the left rotating pressing mechanism 2 and the right rotating pressing mechanism 5 are at a uniform horizontal height.

Levogyration is pushed down mechanism 2 with the structure of dextrorotation pushing down mechanism 5 is the same, levogyration is pushed down mechanism 2 and is including rotatory air cylinder 20 down, and rotatory air cylinder 20 output of pushing down is connected with xarm 21, and xarm 21 passes through bolt and thread connection with fixed block 22 for fixed block 22 can be dismantled, sets up the fixed block 22 of different specifications, is convenient for adapt to the box work piece of different thickness, and fixed block 22 is provided with rubber cushion towards one side of bottom plate and avoids fish tail box workpiece surface.

In this embodiment, the working stroke of the left rotating and pressing mechanism 2 is as follows: the piston firstly completes the rotation stroke, namely the pressing arm presses down and rotates to the designed specified position and angle, and then completes the clamping stroke, namely the linear pressing down and clamping the workpiece, wherein the rotary pressing cylinder 20 is a cylinder with a conventional type which can be purchased in the market, and the stroke is adjustable.

A plurality of positioning grooves 11 are arranged on two sides of sliding groove 10, the number of positioning grooves 11 depends on the length of sliding groove 10, positioning portions 13 are rotatably connected to two sides of sliding block 12, the number of positioning portions 13 rotatably connected to two sides of sliding block 12 is 2, the distance between adjacent positioning portions 13 corresponds to the distance between adjacent positioning grooves 11, and positioning portions 13 are matched with corresponding positioning grooves 11 to fix sliding block 12.

In this embodiment, sliding grooves 10 are dovetail grooves, so that sliding blocks 12 can only move along the dovetail grooves and cannot move up and out of sliding blocks 12 directly.

First locating piece 3 sets up in 2 front sides of left-handed rotation pushing down mechanism, is provided with the through-hole in the first locating piece 3, is provided with on the bottom plate 1 and rotates post 14, and first locating piece 3 is installed on rotating post 14 through the through-hole, and it has nut 15 to be used for fixed first locating piece 3 to rotate 14 tops of post through threaded connection for first locating piece 3 rotates the box work piece of being convenient for adapt to different inclination of connection on bottom plate 1, can be the horizontal direction on the horizontal direction rotation about.

The bottom plate 1 is provided with a plurality of threaded holes 16, and the bottom of the rotating column 14 is in threaded connection with the corresponding threaded holes 16 so as to adjust the position of the first positioning block 3. Preferably, the number of the threaded holes 16 in the present embodiment is 3.

The rear side of the bottom plate 1 is provided with 4 second positioning blocks 4, and the second positioning blocks 4 are positioned on the same straight line, so that the clamping and positioning requirements of box workpieces with different lengths can be met conveniently.

Preferably, in this embodiment, a rocker switch is disposed on one side of the right-hand rotating depressing mechanism 5, and the rocker switch is used for controlling the rotating depressing cylinder, so that the operation is convenient.

The working principle of the embodiment is as follows:

adjusting the position of the right-hand rotating pressing mechanism 5 according to the length of the box workpiece, moving the sliding block 12, and after moving to a required position, rotatably embedding the positioning part 13 into the corresponding positioning groove 11 to complete the position adjustment of the right-hand rotating pressing mechanism 5; according to the thickness of the box workpiece, a fixed block 22 with the specification size is selected to be mounted on a cross arm 21, and the stroke of a rotary pressing cylinder 20 is adjusted;

putting the box body workpiece into a clamp, wherein one end of the box body workpiece is abutted against a second positioning block 4, the left side of the box body workpiece is abutted against a first positioning block 3, and the rotatable first positioning block 3 is suitable for different box body workpieces, so that box body workpieces with the same model and specification are put into the clamp and are positioned at the same position;

the left-handed rotation pressing mechanism 2 and the right-handed rotation pressing mechanism 5 are started through the rocker switch, so that the cross arm 21 is rotated to press down and clamp the box workpiece, the box workpiece is clamped, the welding operation of the box workpiece is facilitated, the clamping is loosened through the rocker switch, and the box workpiece can be moved out.

The description of the above specification and examples is intended to illustrate the scope of the invention, but is not intended to limit the scope of the invention. Modifications, equivalents and other improvements which may be made to the embodiments of the invention or to some of the technical features thereof by a person of ordinary skill in the art through reasonable analysis, reasoning or limited experimentation based on the teachings of the invention or the above embodiments and/or the common general knowledge, the knowledge of the person of ordinary skill in the art and/or the prior art are all intended to be included within the scope of the invention.

Claims

1. The utility model provides a box is air pressure mounting fixture for welding which characterized in that: the clamping device comprises a bottom plate (1), wherein a left-handed rotating pressing mechanism (2) is arranged on the left side of the bottom plate (1) and used for clamping box workpieces, a first positioning block (3) is arranged on the front side of the left-handed rotating pressing mechanism (2), the first positioning block (3) is rotatably connected to the bottom plate (1) and convenient to adapt to the box workpieces with different inclination angles, a plurality of second positioning blocks (4) are arranged on the rear side of the bottom plate (1), and a right-handed rotating pressing mechanism (5) is slidably connected to the right side of the bottom plate (1); the bottom plate (1) is provided with a sliding groove (10), and the right-rotating pressing mechanism (5) is installed on the sliding groove (10) through a sliding block (12).

2. The air pressure fixing clamp for welding the box body according to claim 1, wherein: a plurality of positioning grooves (11) are formed in two sides of the sliding groove (10), positioning portions (13) are rotatably connected to two sides of the sliding block (12), and the positioning portions (13) are matched with the corresponding positioning grooves (11) to fix the sliding block (12).

3. The air pressure fixing clamp for welding the box body according to claim 1, wherein: the sliding groove (10) is a dovetail groove.

4. The air pressure fixing clamp for welding the box body according to claim 1, wherein: the first locating block (3) is provided with a through hole, the bottom plate (1) is provided with a rotating column (14), the first locating block (3) is installed on the rotating column (14) through the through hole, and the top of the rotating column (14) is connected with a nut (15) through threads and used for fixing the first locating block (3).

5. The gas pressure fixing jig for welding a tank body according to claim 4, wherein: a plurality of threaded holes (16) are formed in the bottom plate (1), and the bottoms of the rotating columns (14) are in threaded connection with the corresponding threaded holes (16) so that the positions of the first positioning blocks (3) can be adjusted conveniently.

6. The gas pressure fixing clamp for welding the box body according to claim 1, wherein: the left-handed rotation pressing mechanism (2) and the right-handed rotation pressing mechanism (5) are identical in structure, the left-handed rotation pressing mechanism (2) comprises a rotation pressing cylinder (20), the output end of the rotation pressing cylinder (20) is connected with a cross arm (21), and the other end of the cross arm (21) is detachably connected with a fixing block (22) so as to be suitable for box workpieces with different thicknesses.

7. The air pressure fixing clamp for welding the box body according to claim 6, wherein: one side of the fixed block (22) facing the bottom plate (1) is provided with a rubber soft pad.